Finding the Fourth Proportional to 1,990,870.88, 2,747,322.67 and 1,175,337.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,990,870.88 : 2,747,322.67 = 1,175,337.27 : x
2. Step 2: Convert to fraction form
   1,990,870.88/2,747,322.67 = 1,175,337.27/x
3. Step 3: Cross multiply
   1,990,870.88x = 2,747,322.67 × 1,175,337.27
4. Step 4: Simplify right side
   1,990,870.88x = 3,229,030,710,091.95
5. Step 5: Solve for x
   x = 3,229,030,710,091.95/1,990,870.88
6. Step 6: Final answer
   x = 1,621,918.70